The basic neurobiology behind the recently famous 12-dot illusion

Thus, behind every great visual illusion is an even greater neurobiological reason why we see it the way we do. So what is it that prevents us from seeing more than a few dots in the extinction illusion? Thus, it provides you with a conscious experience of these dots as distinct entities.
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Niesha:
However, it requires a formal dress and I don't have one, so I would have to rent one, but I don't wanna make my parents spend more money.
(2 October 2016)

Niesha:
It's a Sweet Sixteen Party but for many girls.
(2 October 2016)

Niesha:
My friends are going to a party next weekend.
(2 October 2016)

Jessika:
I want to meet my grandparents?
(2 October 2016)

Jessika:
Or do I just ignore it, because honestly this seems impossible and I'm leaning more towards that solution.
(2 October 2016)

Jessika:
Do I just ignore the urge to learn more about my dads side of the family?
(2 October 2016)

Jessika:
She seems insecure about me wanting to know about my family as if she's not enough for me.
(2 October 2016)

Jessika:
I tried to talk to them but my aunt wouldn't let me.
(2 October 2016)

Jessika:
My aunt (whom I live with) did talk to them about 3 years ago and that was the day I learned my father was dead 2 years before that call.
(2 October 2016)

Jessika:
They're the only ones that can really tell me about my father but I've never had the chance to speak with them and for all I know they could be dead.
(2 October 2016)